DE69027760T2 - ORGANIC ELECTROLUMINESCENT ELEMENT - Google Patents
ORGANIC ELECTROLUMINESCENT ELEMENTInfo
- Publication number
- DE69027760T2 DE69027760T2 DE69027760T DE69027760T DE69027760T2 DE 69027760 T2 DE69027760 T2 DE 69027760T2 DE 69027760 T DE69027760 T DE 69027760T DE 69027760 T DE69027760 T DE 69027760T DE 69027760 T2 DE69027760 T2 DE 69027760T2
- Authority
- DE
- Germany
- Prior art keywords
- organic electroluminescent
- electroluminescent element
- organic
- electroluminescent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/22—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of auxiliary dielectric or reflective layers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/14—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/10—Organic polymers or oligomers
- H10K85/111—Organic polymers or oligomers comprising aromatic, heteroaromatic, or aryl chains, e.g. polyaniline, polyphenylene or polyphenylene vinylene
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/10—Organic polymers or oligomers
- H10K85/111—Organic polymers or oligomers comprising aromatic, heteroaromatic, or aryl chains, e.g. polyaniline, polyphenylene or polyphenylene vinylene
- H10K85/113—Heteroaromatic compounds comprising sulfur or selene, e.g. polythiophene
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/655—Aromatic compounds comprising a hetero atom comprising only sulfur as heteroatom
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K2102/00—Constructional details relating to the organic devices covered by this subclass
- H10K2102/10—Transparent electrodes, e.g. using graphene
- H10K2102/101—Transparent electrodes, e.g. using graphene comprising transparent conductive oxides [TCO]
- H10K2102/103—Transparent electrodes, e.g. using graphene comprising transparent conductive oxides [TCO] comprising indium oxides, e.g. ITO
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
- H10K85/621—Aromatic anhydride or imide compounds, e.g. perylene tetra-carboxylic dianhydride or perylene tetracarboxylic di-imide
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/654—Aromatic compounds comprising a hetero atom comprising only nitrogen as heteroatom
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/656—Aromatic compounds comprising a hetero atom comprising two or more different heteroatoms per ring
- H10K85/6565—Oxadiazole compounds
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
- H10K85/6572—Polycyclic condensed heteroaromatic hydrocarbons comprising only nitrogen in the heteroaromatic polycondensed ring system, e.g. phenanthroline or carbazole
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
- H10K85/6574—Polycyclic condensed heteroaromatic hydrocarbons comprising only oxygen in the heteroaromatic polycondensed ring system, e.g. cumarine dyes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Electroluminescent Light Sources (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21139989 | 1989-08-18 | ||
PCT/JP1990/001043 WO1991003142A1 (en) | 1989-08-18 | 1990-08-16 | Organic electroluminescent element |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69027760D1 DE69027760D1 (en) | 1996-08-14 |
DE69027760T2 true DE69027760T2 (en) | 1996-12-12 |
Family
ID=16605325
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69027760T Expired - Fee Related DE69027760T2 (en) | 1989-08-18 | 1990-08-16 | ORGANIC ELECTROLUMINESCENT ELEMENT |
Country Status (5)
Country | Link |
---|---|
US (1) | US5142343A (en) |
EP (1) | EP0439627B1 (en) |
CA (1) | CA2037917A1 (en) |
DE (1) | DE69027760T2 (en) |
WO (1) | WO1991003142A1 (en) |
Families Citing this family (61)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2774351B2 (en) * | 1990-03-26 | 1998-07-09 | 出光興産株式会社 | Organic thin-film electroluminescence device and method of manufacturing the same |
US5364654A (en) * | 1990-06-14 | 1994-11-15 | Idemitsu Kosan Co., Ltd. | Process for production of a thin film electrode and an electroluminescence device |
US5408109A (en) * | 1991-02-27 | 1995-04-18 | The Regents Of The University Of California | Visible light emitting diodes fabricated from soluble semiconducting polymers |
US5456988A (en) * | 1992-01-31 | 1995-10-10 | Sanyo Electric Co., Ltd. | Organic electroluminescent device having improved durability |
GB9226475D0 (en) * | 1992-12-18 | 1993-02-10 | Cambridge Display Tech Ltd | Chromophoric polymeric compositions |
CA2122328C (en) * | 1993-04-28 | 1999-01-19 | Hideyuki Murata | Thin-film electroluminescent device |
JP3534445B2 (en) * | 1993-09-09 | 2004-06-07 | 隆一 山本 | EL device using polythiophene |
US5556706A (en) * | 1993-10-06 | 1996-09-17 | Matsushita Electric Industrial Co., Ltd. | Conductive layered product and method of manufacturing the same |
US5597890A (en) * | 1993-11-01 | 1997-01-28 | Research Corporation Technologies, Inc. | Conjugated polymer exciplexes and applications thereof |
US5599899A (en) * | 1993-11-01 | 1997-02-04 | Research Corporation Technologies, Inc. | Rigid rod and ladder polymers and process for making same |
US5504323A (en) * | 1993-12-07 | 1996-04-02 | The Regents Of The University Of California | Dual function conducting polymer diodes |
US5723873A (en) * | 1994-03-03 | 1998-03-03 | Yang; Yang | Bilayer composite electrodes for diodes |
US5682043A (en) * | 1994-06-28 | 1997-10-28 | Uniax Corporation | Electrochemical light-emitting devices |
US5663573A (en) * | 1995-03-17 | 1997-09-02 | The Ohio State University | Bipolar electroluminescent device |
EP0771459A2 (en) * | 1995-05-19 | 1997-05-07 | Koninklijke Philips Electronics N.V. | Display device |
US5719467A (en) * | 1995-07-27 | 1998-02-17 | Hewlett-Packard Company | Organic electroluminescent device |
JP3856504B2 (en) * | 1996-02-21 | 2006-12-13 | 独立行政法人理化学研究所 | Ultraviolet region electroluminescence device, laser light emitting device, and method for manufacturing the same |
GB9609282D0 (en) | 1996-05-03 | 1996-07-10 | Cambridge Display Tech Ltd | Protective thin oxide layer |
US5966393A (en) * | 1996-12-13 | 1999-10-12 | The Regents Of The University Of California | Hybrid light-emitting sources for efficient and cost effective white lighting and for full-color applications |
EP0891121B8 (en) | 1996-12-28 | 2013-01-02 | Futaba Corporation | Organic electroluminescent elements |
US5903246A (en) * | 1997-04-04 | 1999-05-11 | Sarnoff Corporation | Circuit and method for driving an organic light emitting diode (O-LED) display |
US5952789A (en) * | 1997-04-14 | 1999-09-14 | Sarnoff Corporation | Active matrix organic light emitting diode (amoled) display pixel structure and data load/illuminate circuit therefor |
US6198220B1 (en) | 1997-07-11 | 2001-03-06 | Emagin Corporation | Sealing structure for organic light emitting devices |
RU2131411C1 (en) * | 1997-11-20 | 1999-06-10 | Институт химической физики РАН в Черноголовке | Method of preparing mixture of oligotriphenyl amines, method of preparing 3-(4-biphenyl)-4-(4-tertbutyl phenyl)-5-(4-dimethylaminophenyl)-1,2,4-triazole and electroluminescent device |
US5935721A (en) * | 1998-03-20 | 1999-08-10 | Eastman Kodak Company | Organic electroluminescent elements for stable electroluminescent |
US5972247A (en) * | 1998-03-20 | 1999-10-26 | Eastman Kodak Company | Organic electroluminescent elements for stable blue electroluminescent devices |
US6355365B1 (en) * | 1998-05-08 | 2002-03-12 | Japan Chemical Innovation Institute | Molecular compound, luminous material using the same, and luminous element |
JP4657400B2 (en) * | 1998-05-08 | 2011-03-23 | 独立行政法人産業技術総合研究所 | Molecular compounds and light emitting materials using them |
US6965361B1 (en) * | 1998-06-16 | 2005-11-15 | Agilent Technologies, Inc. | Method of manufacture of active matrix addressed polymer LED display |
JP3357857B2 (en) * | 1998-07-24 | 2002-12-16 | 出光興産株式会社 | Organic electroluminescence device and method of manufacturing the same |
US6483099B1 (en) * | 1998-08-14 | 2002-11-19 | Dupont Displays, Inc. | Organic diodes with switchable photosensitivity |
EP1029909A4 (en) * | 1998-09-09 | 2007-01-10 | Idemitsu Kosan Co | Organic electroluminescence device and phenylenediamine derivative |
US6221438B1 (en) | 1998-11-03 | 2001-04-24 | Sarnoff Corporation | Patterned deposition of a material |
EP1009043A3 (en) * | 1998-12-09 | 2002-07-03 | Eastman Kodak Company | Electroluminescent device with polyphenyl hydrocarbon hole transport layer |
US6020078A (en) * | 1998-12-18 | 2000-02-01 | Eastman Kodak Company | Green organic electroluminescent devices |
AU7824600A (en) * | 1999-06-25 | 2001-01-31 | Penn State Research Foundation, The | Organic light emitters with improved carrier injection |
US6720572B1 (en) | 1999-06-25 | 2004-04-13 | The Penn State Research Foundation | Organic light emitters with improved carrier injection |
US6420056B1 (en) | 1999-07-08 | 2002-07-16 | International Business Machines Corporation | Electroluminescent device with dye-containing organic-inorganic hybrid materials as an emitting layer |
WO2001022504A1 (en) * | 1999-09-22 | 2001-03-29 | Koninklijke Philips Electronics N.V. | Organic electroluminescent device |
US6730929B2 (en) | 1999-12-24 | 2004-05-04 | Matsushita Electric Industrial Co., Ltd. | Organic electroluminescent device |
US6602395B1 (en) | 2000-04-11 | 2003-08-05 | Innovative Technology Licensing, Llc | Patterning of polymer light emitting devices using electrochemical polymerization |
US6414164B1 (en) * | 2000-07-12 | 2002-07-02 | International Business Machines Corporation | Synthesis of soluble derivatives of sexithiophene and their use as the semiconducting channels in thin-film filed-effect transistors |
JP4578642B2 (en) * | 2000-08-09 | 2010-11-10 | 富士フイルム株式会社 | Organic light emitting device |
JP3357030B2 (en) * | 2000-09-01 | 2002-12-16 | 科学技術振興事業団 | Multiplier using resin-dispersed organic semiconductor film |
ITTO20010692A1 (en) * | 2001-07-13 | 2003-01-13 | Consiglio Nazionale Ricerche | ORGANIC ELECTROLUMINESCENT DEVICE BASED ON THE EMISSION OF EXCIPLEXES OR ELECTROPLLEXES AND ITS REALIZATION. |
DE60124702T2 (en) * | 2001-09-04 | 2007-12-06 | Sony Deutschland Gmbh | Adjusted light-emitting polymer blends, film and Vorrichung based on these mixtures |
JP4076749B2 (en) * | 2001-10-15 | 2008-04-16 | 富士フイルム株式会社 | Conductive organic compound and electronic device |
DE10248876B4 (en) * | 2002-10-18 | 2006-07-06 | H.C. Starck Gmbh | Process for the preparation of linear organic oligomers |
JP2004214482A (en) * | 2003-01-07 | 2004-07-29 | Konica Minolta Holdings Inc | Organic semiconductor material and organic thin film transistor |
US20040252488A1 (en) * | 2003-04-01 | 2004-12-16 | Innovalight | Light-emitting ceiling tile |
US7279832B2 (en) * | 2003-04-01 | 2007-10-09 | Innovalight, Inc. | Phosphor materials and illumination devices made therefrom |
US20050069726A1 (en) * | 2003-09-30 | 2005-03-31 | Douglas Elliot Paul | Light emitting composite material and devices thereof |
DE10353094A1 (en) | 2003-11-12 | 2005-06-09 | H.C. Starck Gmbh | Process for preparing linear organic thiophene-phenylene oligomers |
CN1890698B (en) * | 2003-12-02 | 2011-07-13 | 株式会社半导体能源研究所 | Display, manufacturing method thereof, and television set |
US7750352B2 (en) * | 2004-08-10 | 2010-07-06 | Pinion Technologies, Inc. | Light strips for lighting and backlighting applications |
CN101107728A (en) | 2005-01-21 | 2008-01-16 | 皇家飞利浦电子股份有限公司 | Polymer light-emitting diode |
TWI268121B (en) | 2005-04-21 | 2006-12-01 | Au Optronics Corp | Light emission material and organic electroluminescent device using the same |
JP2007227574A (en) * | 2006-02-22 | 2007-09-06 | Fujifilm Corp | Photoelectric conversion element, and solid-state imaging element |
JP2008112904A (en) * | 2006-10-31 | 2008-05-15 | Idemitsu Kosan Co Ltd | Organic electroluminescent element |
JP2010226145A (en) * | 2010-06-30 | 2010-10-07 | Fujifilm Corp | Organic light emitting element |
KR101451586B1 (en) * | 2011-09-20 | 2014-10-16 | 엘지디스플레이 주식회사 | White Organic Light Emitting Device |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6155183A (en) * | 1984-08-27 | 1986-03-19 | Canon Inc | El element |
US4939556A (en) * | 1986-07-10 | 1990-07-03 | Canon Kabushiki Kaisha | Conductor device |
JPS63133682A (en) * | 1986-11-26 | 1988-06-06 | Fujitsu Ltd | Tunnel junction light emitting element |
US4720432A (en) * | 1987-02-11 | 1988-01-19 | Eastman Kodak Company | Electroluminescent device with organic luminescent medium |
JPS63205316A (en) * | 1987-02-19 | 1988-08-24 | Agency Of Ind Science & Technol | Organic semiconductor |
DE3800904A1 (en) * | 1987-03-09 | 1988-09-22 | Alps Electric Co Ltd | Image scanning device with a viewing window |
DE3717668A1 (en) * | 1987-05-26 | 1988-12-15 | Hoechst Ag | ELECTRICALLY CONDUCTIVE COATING MEASUREMENT, METHOD FOR THEIR PRODUCTION AND THEIR USE |
JPH06155183A (en) * | 1992-11-30 | 1994-06-03 | Suzuki Motor Corp | Mounting device for elastic ring-shaped member |
-
1990
- 1990-08-16 WO PCT/JP1990/001043 patent/WO1991003142A1/en active IP Right Grant
- 1990-08-16 EP EP90912390A patent/EP0439627B1/en not_active Expired - Lifetime
- 1990-08-16 CA CA002037917A patent/CA2037917A1/en not_active Abandoned
- 1990-08-16 DE DE69027760T patent/DE69027760T2/en not_active Expired - Fee Related
- 1990-08-16 US US07/667,386 patent/US5142343A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5142343A (en) | 1992-08-25 |
EP0439627A4 (en) | 1992-01-15 |
WO1991003142A1 (en) | 1991-03-07 |
DE69027760D1 (en) | 1996-08-14 |
EP0439627B1 (en) | 1996-07-10 |
CA2037917A1 (en) | 1991-02-19 |
EP0439627A1 (en) | 1991-08-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69027760T2 (en) | ORGANIC ELECTROLUMINESCENT ELEMENT | |
DE69025348D1 (en) | Electroluminescent element | |
DE69200993D1 (en) | Organic electroluminescent element. | |
DE69027697D1 (en) | Organic electroluminescent device | |
DE69115272T2 (en) | Electroluminescent element. | |
DE69614228T2 (en) | Organic electroluminescent element | |
DE69006394D1 (en) | Organic electroluminescent device. | |
DE69306116T2 (en) | ELECTROLUMINESCENT DEVICES | |
DE69110922T2 (en) | Organic electroluminescent device. | |
DE69012892D1 (en) | Organic electroluminescent device. | |
DE69207053D1 (en) | Organic electroluminescent device | |
DE69626454D1 (en) | Organic electroluminescent element | |
DE69019318D1 (en) | Electroluminescent lamp panel. | |
KR900702580A (en) | Luminescence element | |
DE69204359D1 (en) | Organic electroluminescent devices. | |
FI873829A0 (en) | Electroluminescent element | |
DK593088D0 (en) | ORGANIC COMPOUNDS | |
DE69318463T2 (en) | Organic electroluminescent element | |
ITRM940566A0 (en) | ORGANIC COMPOUNDS | |
KR920700273A (en) | Red EL element | |
BR8903847A (en) | GRANULATED ORGANIC FORMICIDE | |
KR900013940U (en) | Electroluminescent device | |
KR950015669U (en) | Electroluminescent element | |
KR950010208U (en) | Electroluminescent element | |
DE69001313D1 (en) | STABILIZED ORGANIC MATERIAL. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |